allergic to
¿Eres alérgico a algún medicamento?
Are you allergic to any medication?
¡"Soy alérgico a esa señora", dice!
“I’m allergic to that lady,” he says!
— El recuerdo de Marnie (2014)
Tom no es alérgico a las nueces, pero Mary sí.
Tom isn't allergic to nuts, but Mary is.
He is allergic to the truth.
Él es alérgico a los medicamentos.
He is allergic to medications.
Mi sobrino es alérgico a los huevos.
My nephew is allergic to eggs.